Title: Magnesium Citrate
CAS Registry Number: 7779-25-1
CAS Name: 2-Hydroxy-1,2,3-propanetricarboxylic acid magnesium salt
Trademarks: Citramag (Sanochemia)
Line Formula: Mgx(C6H5O7)y
Literature References: Prepn of stable, soluble form: J. L. Davenport, C. F. De Costa, US 2260004 (1941 to Pfizer). Clinical evaluation of cathartic efficacy in pediatric toxic ingestions: Y.-J. Sue et al., Ann. Emerg. Med. 24, 709 (1994); of colonoscopic prepn with magnesium citrate + bisacodyl vs castor oil, q.q.v.: C.-C. Chen et al., J. Gastroenterol. Hepatol. 14, 1219 (1999).
Derivative Type: Magnesium citrate dibasic
CAS Registry Number: 144-23-0
Additional Names: Magnesium hydrogen citrate
Molecular Formula: C6H6MgO7
Molecular Weight: 214.41
Percent Composition: C 33.61%, H 2.82%, Mg 11.34%, O 52.23%
Derivative Type: Magnesium citrate tribasic
CAS Registry Number: 3344-18-1; 153531-96-5 (nonahydrate); 6150-79-4 (tetradecahydrate)
Additional Names: Trimagnesium dicitrate
Molecular Formula: C12H10Mg3O14
Molecular Weight: 451.11
Percent Composition: C 31.95%, H 2.23%, Mg 16.16%, O 49.65%
Literature References: Soly of hydrated forms: A. Apelblat, J. Chem. Thermodyn. 25, 1443 (1993). Thermal decomposition of tetradecahydrate: S. A. A. Mansour, Thermochim. Acta 233, 231 (1994).
Properties: Soly in water at 298 K (m): nonahydrate 0.0482; tetradecahydrate 0.0446.
Therap-Cat: Cathartic.
Keywords: Laxative/Cathartic. |